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Finding the Fourth Proportional to 32,222.88, 44,486.64 and 20,296.44

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Solution

The fourth proportional to 32,222.88, 44,486.64 and 20,296.44 is: 28,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,222.88 : 44,486.64 = 20,296.44 : x
  2. Step 2: Convert to fraction form
    32,222.88/44,486.64 = 20,296.44/x
  3. Step 3: Cross multiply
    32,222.88x = 44,486.64 × 20,296.44
  4. Step 4: Simplify right side
    32,222.88x = 902,920,419.56
  5. Step 5: Solve for x
    x = 902,920,419.56/32,222.88
  6. Step 6: Final answer
    x = 28,021.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.